Current Time in Eureka, Saint Louis County, Missouri, USA

2:05:25 PM

14:05:25

CDT (Central Daylight Time) · UTC−05:00

America/Chicago

Clock format
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Time zone details

Eureka is observing daylight saving time in 2026

Daylight in Eureka

Sunrise7:20 AMSolar noon12:46 PMSunset6:12 PM
Next clock changeNov 1, 2026 · Clocks move back 1 hour · in 7 daysUpcomingView detailsWeather nowLoading current forecast…Forecast details

Location facts

Place

Country
USA
State
Missouri
County
Saint Louis County
Place type
Populated place
Country currency
US Dollar (USD)

Practical

Country languages
English, Spanish, Hawaiian, French
Dialing code
+1
Population
10,602
Elevation
139 m

Geography

Geographic coordinates
38° 30' N / 90° 37' W
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Clock changes in Eureka

Next clock change

Upcoming

2:00 AM CDT1:00 AM CST

Clocks move back 1 hour

2026

  1. past

    Daylight saving time starts

    2:00 AM CST3:00 AM CDT

    Clocks move forward 1 hour

  2. upcoming

    Daylight saving time ends

    2:00 AM CDT1:00 AM CST

    Clocks move back 1 hour

Future clock changes, 2027–2030
USA daylight saving timeClock changes worldwide

Sun & Moon details

Sun

Sunrise
Solar noon
Sunset
Daylight duration
10 hr 51 min2 min 19 sec shorter than the previous day

Twilight

Civil twilight
–
Nautical twilight
–
Astronomical twilight
–
Full MoonMoon illumination97%
View full Sun & Moon detailsHide full Sun & Moon details

Saturday, October 24, 2026

View Eureka on SavvyTime's time-zone map

Sun

Sunrise
Sunset
Day length
10 hr 51 min2 min 19 sec shorter than the previous day
Solar noon
(39.6° altitude)

Civil twilight

Dawn to dusk
–

Additional twilight

Nautical dawn to dusk
–
Astronomical dawn to dusk
–

Moon

Phase
Full Moon (97% illuminated)
Moonrise
Moonset
Previous principal phase
First Quarter — Sunday, October 18, 2026 at
Next principal phase
Full Moon — Sunday, October 25, 2026 at

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local dateSunriseSunsetDay lengthDaily change
10 hr 51 min2 min 19 sec shorter than the previous day
10 hr 49 min2 min 18 sec shorter than the previous day
10 hr 47 min2 min 17 sec shorter than the previous day
10 hr 44 min2 min 17 sec shorter than the previous day
10 hr 42 min2 min 15 sec shorter than the previous day
10 hr 40 min2 min 15 sec shorter than the previous day
10 hr 38 min2 min 13 sec shorter than the previous day

Weather forecast for Eureka

Temperature unit

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Plan around Eureka

Upcoming public holidays in Missouri

  1. Veterans Day
  2. Thanksgiving Day
  3. Christmas Day

Nearby places

WildwoodSaint Louis County9 kmNBallwinSaint Louis County12 kmNEManchesterSaint Louis County15 kmNEChesterfieldSaint Louis County18 kmNKirkwoodSaint Louis County21 kmNEArnoldJefferson County23 kmEConcordSaint Louis County24 kmECreve CoeurSaint Louis County25 kmNEWebster GrovesSaint Louis County26 kmNEAfftonSaint Louis County26 kmEMehlvilleSaint Louis County27 kmEOakvilleSaint Louis County28 kmE
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Frequently asked questions

What time zone is Eureka in?
Eureka uses Central Standard Time (CST, UTC−6) in winter and Central Daylight Time (CDT, UTC−5) in summer. Its IANA time zone is America/Chicago.
When is the next clock change in Eureka?
Clocks in Eureka move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from CDT (UTC−05:00) to CST (UTC−06:00)
Does Eureka observe daylight saving time?
Yes. Eureka observes daylight saving time: CDT (UTC−5) in summer and CST (UTC−6) in winter.
What is the UTC offset of Eureka?
Eureka is UTC−6 in winter and UTC−5 in summer